[c-nsp] BGP DFZ convergence time - FIB programming

[Mark Tinka]

On 13/Oct/18 22:41, Tim Warnock wrote:

> We match incoming routes tagged with RTBH from the RR and rewrite to the appropriate next-hop "/dev/null" by address family, which it sounds a lot like what you guys do.
>
> I would consider this to be "policy". Why would you not?

We do the above on peering routers.

On edge routers, it's not necessary, as the application of the RTBH
communities is a local action (which is where it would start from,
anyway, if you look at the overall network).

Mark.